Amiga extraña

Recording by Sierra.

Recording identifiers

ISRC
ES09S1700218
CopyrightID (CopyrightChains transaction hash)
0x9a1b20d71687a95c0be2658014d45339a780ab9eab7c02838b51e31fa511d63d
Copyright registration time
2026-06-20T18:31:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:22b8f9033ce0a0ec10b0169b8209cbf2a085e509de7060419bf5d708e661a4ff

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.